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Adding iOS UITableView HeaderView (not section header)
...view you want up there.
Use a new UIView as a container, add a text label and an image view to that new UIView, then set tableHeaderView to the new view.
For example, in a UITableViewController:
-(void)viewDidLoad
{
// ...
UIView *headerView = [[UIView alloc] initWithFrame:CGRectMake(XX...
Which HTML elements can receive focus?
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There isn't a definite list, it's up to the browser. The only standard we have is DOM Level 2 HTML, according to which the only elements that have a focus() method are
HTMLInputElement, HTMLSelectElement, HTMLTextAreaElement and HTMLAnchorElement. This notably omits HTMLButtonElement and ...
How to combine two jQuery results
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You can use add();
var $foos = $('.foo');
var $foosAndBars = $foos.add('.bar');
or
var $allFoosAndBars = $allFoos.add($allBars);
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What does !! mean in ruby?
...ly not necessary to use though since the only false values to Ruby are nil and false, so it's usually best to let that convention stand.
Think of it as
!(!some_val)
One thing that is it used for legitimately is preventing a huge chunk of data from being returned. For example you probably don't ...
Overriding Binding in Guice
I've just started playing with Guice, and a use-case I can think of is that in a test I just want to override a single binding. I think I'd like to use the rest of the production level bindings to ensure everything is setup correctly and to avoid duplication.
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How to remove multiple deleted files in Git repository
I have deleted some files and git status shows as below.
16 Answers
16
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How can I recover a removed file in Mercurial (if at all)?
...grep to find the deleted file you wish to recover. The output of this command will show you the last revision for which the file was present, and the path to the deleted file.
Second, run hg revert -r <revision number> <path to deleted file>
The deleted file will now be in your working ...
Efficient SQL test query or validation query that will work across all (or most) databases
...RE 1=0" - otherwise the call might be very slow. By the way, both SELECT 1 and SELECT 1 FROM DUAL also work with H2.
– Thomas Mueller
Sep 9 '10 at 14:01
2
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Unignore subdirectories of ignored directories in Git
... want to include zip files. I added this line to that project's .gitignore and it works great!: !*.zip
– Jinghao Shi
Mar 21 '15 at 3:44
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What is normalized UTF-8 all about?
... bit identical to the input.
Canonical normalization comes in 2 forms: NFD and NFC. The two are equivalent in the sense that one can convert between these two forms without loss. Comparing two strings under NFC will always give the same result as comparing them under NFD.
NFD
NFD has the characters ...